dridex | 5fb23994a8bf2f1969c82721f9740a3d42b2810607b52b22b67aaa2f53b9790a

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:08

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General

Target

JaffaCakes118_5fb23994a8bf2f1969c82721f9740a3d42b2810607b52b22b67aaa2f53b9790a.dll
Size

161KB
MD5

db0026928c30e9bf40df61c2d31d4473
SHA1

c5668c9e3b3e1885ac11f0df30faa6b97de72490
SHA256

5fb23994a8bf2f1969c82721f9740a3d42b2810607b52b22b67aaa2f53b9790a
SHA512

567f5c0d410427432c472c9e70b293d21541f6227ff1c5755681df24d31763bf93b513bf1452c49be81a6f4838dc6ec6158c43c0dcca1a26a1919f60f67cace9
SSDEEP

3072:PoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:QnS62Fl+pkeJl3CvRStrFl+EYn

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1760-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/1760-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
60	1760	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 708 wrote to memory of 1760	708	rundll32.exe	85
PID 708 wrote to memory of 1760	708	rundll32.exe	85
PID 708 wrote to memory of 1760	708	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fb23994a8bf2f1969c82721f9740a3d42b2810607b52b22b67aaa2f53b9790a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fb23994a8bf2f1969c82721f9740a3d42b2810607b52b22b67aaa2f53b9790a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 712
    3⤵
    - Program crash
    PID:60

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1760 -ip 1760
1⤵
PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1760-0-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1760-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1760-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1760-3-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download